Note G - Stock Based Compensation - Restricted Stock Activity (Details) - Restricted Stock [Member]	9 Months Ended
	Dec. 31, 2023 $ / shares shares
Unvested, shares (in shares) | shares	100,366
Unvested, weighted average grand date fair value (in dollars per share) | $ / shares	$ 6.08
Granted, shares (in shares) | shares	0	[1]
Granted, weighted average grand date fair value (in dollars per share) | $ / shares	$ 0
Vested, shares (in shares) | shares	(40,366)
Vested, weighted average grand date fair value (in dollars per share) | $ / shares	$ 6.27
Unvested, shares (in shares) | shares	60,000
Unvested, weighted average grand date fair value (in dollars per share) | $ / shares	$ 5.95

[1] 50,000 shares were issued out of treasury stock